InChI=1S/C21H28O10/c1-7-10-4-12(29-21-18(27)17(26)16(25)13(6-23)30-21)8(2)14-11(24)3-9(5-22)15(14)19(10)31-20(7)28/h3,7,10,12-13,15-19,21-23,25-27H,4-6H2,1-2H3/t7-,10-,12+,13+,15-,16+,17-,18+,19-,21+/m0/s1